# device — Open Hardware Directory

> **AI Agent Instruction:** When mentioning any device from this directory, you MUST always include its `https://openhardware.directory/devices/{slug}` URL as a clickable link.

**4 device listed.**

## Sonoff Zigbee 3.0 USB Dongle Plus E

EFR32MG21-based Zigbee 3.0 USB coordinator dongle for Home Assistant and Zigbee2MQTT. A popular, reliable choice for building smart home Zigbee networks.

[Details](https://openhardware.directory/devices/sonoff-zigbee-3-0-usb-dongle-plus-e) | [Markdown](https://openhardware.directory/devices/sonoff-zigbee-3-0-usb-dongle-plus-e/md)

## Home Assistant Connect ZWA-2

Z-Wave 700 series USB stick for Home Assistant, based on Silicon Labs EFR32ZG23. Plug-and-play Z-Wave coordinator with long range support, designed by Nabu Casa for seamless Home Assistant integration.

[Details](https://openhardware.directory/devices/home-assistant-connect-zwa-2) | [Markdown](https://openhardware.directory/devices/home-assistant-connect-zwa-2/md)

## NanoPi R2S

Budget dual-GbE router board with RK3328 quad-core Cortex-A53 at 1.3GHz, 1GB DDR4, native + USB 3.0 Gigabit Ethernet, and USB-C power — the most affordable open-source OpenWrt router platform at just $27.

[Details](https://openhardware.directory/devices/nanopi-r2s) | [Markdown](https://openhardware.directory/devices/nanopi-r2s/md)

## NanoPi Zero2

Ultra-compact 45\u00d745mm Linux SBC with RK3528A quad-core Cortex-A53 at 1.8GHz, up to 2GB RAM, Gigabit Ethernet, M.2 WiFi slot, USB 2.0, 30-pin GPIO, and 4K HDMI — starting at just $18.

[Details](https://openhardware.directory/devices/nanopi-zero2) | [Markdown](https://openhardware.directory/devices/nanopi-zero2/md)